package demo01;
//逢7过
public class homework06 {
    public static void main(String[] args){
        int i;
        int ge=0;
        int shi=0;
        for(i=1;i<100;i++){
            ge=i%10;
            shi=i/10;
            if(ge==7 || shi==7 || i%7==0){
                System.out.println(i);
            }
        }
    }
}